Datasheet > BL2940

BL2940

更新时间： 2022-02-26 13:19:12

品牌	Logo	应用领域
上海贝岭 - BELLING		/
页数	文件大小	规格书
15页	959K
描述
1A Low-Dropout Voltage Regulator

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中文翻译

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BL2940 数据手册

BL2940

Electrical Characteristics (Cont.)

(V_IN=V_O+5V, I_O=1A, C_O=22µF, T_A= T_J= 25℃, unless otherwise specified. )

BL2940-9V

BL2940-10V

Min Typ Max

11.5V ≤ V_IN≤ 26V

Parameter Name Symbol

Test Conditions

Unit

Min

Typ

Max

10.5V ≤ V_IN≤ 26V

Output Voltage

Vout

5mA ≤ I_O≤ 1A

8.73

9.00

9.27

9.70

10.0

10.3

100

V_O+2V≤V_IN≤26V

I_O=5mA

50mA≤I_O≤1A

Line Regulation

Load Regulation

LNR

LDR

100mA_DCand

20mArms,

f_O=120Hz

Output Impedance

mΩ

V_O+2V≤V_IN≤26V

I_O=5mA

Quiescent Current

Output Noise

Voltage

10Hz ~ 100kHz,

I_O=5mA

f_O=120Hz, 1Vrms

I_O=100mA

270

300

µVrms

Ripple Rejection

Long term

Stability

mV/

1000Hr

I_O=1A

0.5

0.8

0.5

0.8

Dropout Voltage

V_D

Isc

I_O=100mA

110

150

110

150

Short Circuit

Current

Maximum Line

Transient

Reverse Polarity

DC Input Voltage

Reverse Polarity

Transient Input

Voltage

1.6

1.9

1.6

1.9

R_O=100Ω

T≤1ms

T_IN

V_RIN

R_O=100Ω

-30

-15

-45

-30

-15

-45

R_O=100Ω

T≤1ms

V_TRRI

-55

Note: Output current will decrease with temperature increase but will not drop below 1A at the maximum

specified temperature.

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